Hello friends! As you know very well about the USPS Hold Mail Request services provided by U.S postal service in united states. This service is very helpful for those who are not available to receive the mails on time or many a times away from the home for some work then they used this service to receive the mail when they came back. In huge quantity in United States, people take the benefit of this. You can edit/cancel the hold mail request online by visiting the official site and if you want to cancel/change the USPS hold mail request by telephone then you call on 1-800-ASK-USPS® (1-800-275-8777).
Now I’m going to let you know how you can change or cancel the USPS Hold Mail Request at post office by writing to them.
Remember important thing that must carry your ID proof with you while visiting the nearest post office they may ask for that. You can tell them you want to make change/ cancel the hold mail request. You can also make changes in beginning date and end date but if your change is running then you can only edit the end date. You have one benefit also that you can ask them for change the method of receiving accumulated mail and if you want to cancel the mail you can do that also.
You can read another article on USPS HOLD MAIL (link) to clarify your doubts.